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# Discrete Random Variables

## A variable having a countable number of values

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Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
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## Discrete Random Variables

by CK-12 //basic
Introduces discrete random variables.
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## Discrete Random Variables Principles

by CK-12 //basic
This video gives more detail about the mathematical principles presented in Discrete Random Variables.
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## Discrete Random Variables Examples

by CK-12 //basic
This video shows how to work step-by-step through one or more of the examples in Discrete Random Variables.
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## Introduction to Random Variables

by CK-12 //basic
Defines types of random variables and discusses probability distributions.
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• Lesson Plan

## What are Variables? Lesson Plan

by CK-12 //basic
This lesson plan covers What are Variables? and includes Teaching Tips, Common Errors, Differentiated Instruction, Enrichment, and Problem Solving.
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